Current File : /home/tradevaly/new.tradevaly.com.bd/fresh/lib/view/screens/wishlist/wishlist_screen.dart

import 'package:flutter/material.dart';
import 'package:flutter_grocery/helper/responsive_helper.dart';
import 'package:flutter_grocery/provider/auth_provider.dart';
import 'package:flutter_grocery/provider/wishlist_provider.dart';
import 'package:flutter_grocery/utill/dimensions.dart';
import 'package:flutter_grocery/view/base/app_bar_base.dart';
import 'package:flutter_grocery/view/base/footer_view.dart';
import 'package:flutter_grocery/view/base/no_data_screen.dart';
import 'package:flutter_grocery/view/base/not_login_screen.dart';
import 'package:flutter_grocery/view/base/product_widget.dart';
import 'package:flutter_grocery/view/base/web_app_bar/web_app_bar.dart';
import 'package:provider/provider.dart';

class WishListScreen extends StatefulWidget {
  @override
  _WishListScreenState createState() => _WishListScreenState();
}

class _WishListScreenState extends State<WishListScreen> {
  bool _isLoggedIn = false;
  @override
  void initState() {
    super.initState();
    _isLoggedIn = Provider.of<AuthProvider>(context, listen: false).isLoggedIn();
  }
  @override
  Widget build(BuildContext context) {
    final _height = MediaQuery.of(context).size.height;

    return Scaffold(
      appBar: ResponsiveHelper.isMobilePhone()? null: ResponsiveHelper.isDesktop(context)? PreferredSize(child: WebAppBar(), preferredSize: Size.fromHeight(120)) : AppBarBase(),
      body: _isLoggedIn ? Consumer<WishListProvider>(
        builder: (context, wishlistProvider, child) {
          if(wishlistProvider.isLoading) {
           return Center(child: CircularProgressIndicator(valueColor: new AlwaysStoppedAnimation<Color>(Theme.of(context).primaryColor)));
          }
          return wishlistProvider.wishList != null ? wishlistProvider.wishList.length > 0 ? RefreshIndicator(
            onRefresh: () async {
              await Provider.of<WishListProvider>(context, listen: false).getWishList(context);
            },
            backgroundColor: Theme.of(context).primaryColor,
            child: Scrollbar(
              child: SingleChildScrollView(
                child: Column(
                  children: [
                    Center(
                      child: ConstrainedBox(
                        constraints: BoxConstraints(minHeight: !ResponsiveHelper.isDesktop(context) && _height < 600 ? _height : _height - 400),
                        child: Padding(
                          padding: const EdgeInsets.symmetric(horizontal: 1, vertical:  Dimensions.PADDING_SIZE_DEFAULT),
                          child: SizedBox(
                            width: 1170,
                            child:  GridView.builder(
                              gridDelegate: ResponsiveHelper.isDesktop(context) ? SliverGridDelegateWithMaxCrossAxisExtent( maxCrossAxisExtent: 250, mainAxisExtent: 300) :
                              SliverGridDelegateWithFixedCrossAxisCount(crossAxisSpacing: 5,
                                  mainAxisSpacing: 5, childAspectRatio: 4,
                                  crossAxisCount: ResponsiveHelper.isTab(context) ? 2 : 1),
                              itemCount: wishlistProvider.wishList.length,
                              padding: EdgeInsets.symmetric(horizontal: Dimensions.PADDING_SIZE_SMALL),
                              physics: NeverScrollableScrollPhysics(),
                              shrinkWrap: true,
                              itemBuilder: (BuildContext context, int index) {
                                return ResponsiveHelper.isDesktop(context) ? Padding(
                                  padding: const EdgeInsets.all(5.0),
                                  child: ProductWidget(product: wishlistProvider.wishList[index]),
                                ) : ProductWidget(product: wishlistProvider.wishList[index]);
                              },
                            )
                          ),
                        ),
                      ),
                    ),
                    if(ResponsiveHelper.isDesktop(context)) FooterView(),
                  ],
                ),
              ),
            ),
          ): NoDataScreen()
            : Center(child: CircularProgressIndicator(valueColor: new AlwaysStoppedAnimation<Color>(Theme.of(context).primaryColor)));
        },
      ) : NotLoggedInScreen(),
    );
  }
}